Top-Rated Local Roofing Contractor

Alter Phase provides award-winning roofing installation, repair, replacement including gutter replacements that offer superior protection against the elements.

Alter Phase Roofing Ratings on Google, Angies and Yelp
Edwin Fung

Google review

I recently got my roof replaced and was thoroughly impressed. Mark was super responsive unlike all the other contractors i have spoken with. The pricing was fair, with a transparent breakdown of costs (no hidden costs). He had all the necessary paperwork in order as well. Highly recommend.
Years Experience
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Projects Completed
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Fill out the form below or call us and get a free estimate today.

Alter Phase Roofing team photo taken on a worksite in Staten Island, NY
Alter Phase Roofing team installing a TPO Flat Roofing system on a commercial building in Staten Island, NY

YOUR SATISFACTION IS OUR TOP PRIORITY

We understand your roof isn't just a covering – it's your home's shield. That's why we use only the finest materials, meticulously installed by our expert craftsmen. From repairs to replacements, we ensure your roof withstands the elements and safeguards your family for years to come.

The Roofing Company Where You're More Than a Job Number.

At Alter Phase Roofing, we believe in transparent communication and unmatched customer service. No confusing jargon or hidden fees – just honest guidance, personalized solutions, and a hassle-free experience from start to finish.

Your Neighbors Trust Us, You Can Too.

As a locally owned and operated business, we're invested in our community. We know the weather challenges NY & NJ roofs face, and we tailor our services to ensure lasting results. We're the roofers you'll see at the grocery store, the ones your friends and neighbors recommend.

Decades of Experience. Ironclad Warranties. Peace of Mind Included.

As the premier roofing company in Staten Island, Alter Phase Roofing has built a reputation for excellence.

Our experienced Staten Island roofers deliver quality and reliability in every project, from residential roofing to commercial flat roofing services. We're committed to ensuring that our Staten Island roofing installations meet the highest standards of durability and aesthetics.

We've got the awards to back up our work!

Residential Roofing

Our residential roofer team in Staten Island, NY, provides tailored solutions for roof replacement and roof installation, specializing in asphalt shingles and flat roofing systems.

Commercial Roofing

From flat roofs to complex industrial roofing systems, Alter Phase Roofing has the expertise to handle any commercial project. We specialize in new installations, repairs, maintenance, and restoration.

Roof Repair

Leaky roof? Don't let small problems turn into major headaches. Whether you need immediate roof repair in Staten Island or a thorough inspection, our Staten Island roof repair services prioritize your safety and satisfaction.

Flat Roofing

As specialists in flat roofing in Staten Island, our team offers expert flat roof installation and repair services. We use quality materials like TPO, EPDM, and PVC to ensure long-lasting performance.
Comprehensive Services

Alter Phase Roofing offers a full suite of roofing solutions, from timely repairs to complete new installations, ensuring all your rooftop needs are covered.

Affordable Pricing

We believe quality roofing should be accessible. Alter Phase Roofing provides competitive pricing and helps you find solutions that fit your budget.

24/7 Availability

Roofing problems don't always happen on a schedule. Alter Phase Roofing offers 24/7 availability for emergency situations, so you're never left in the rain.

Guaranteed Results

We stand behind our work. Alter Phase Roofing provides warranties on both materials and workmanship, giving you confidence in your roof's long-term performance.

Fast and Efficient

Alter Phase Roofing delivers prompt project completion and efficient service, minimizing disruption to your home or business.

Convenient Scheduling

We make the process easy. Alter Phase Roofing offers flexible scheduling and clear communication, so your roofing project fits seamlessly into your life.

When Storms Strike, We Respond.

Storms can be devastating, but help is here. Alter Phase Roofing provides fast emergency tarp services, thorough damage assessments, expert repairs, and insurance claim assistance to get your life back on track.

Need emergency help?
Call right away.

SIMPLE, EFFECTIVE PROCESS

STEP 1

Free Roof Inspection: Schedule a no-obligation inspection to assess your roofing needs.

STEP 2

Customized Solutions: We'll review your roof and propose the best options.

STEP 3

Quality Execution: Our skilled team performs the agreed-upon work efficiently.

STEP 4

Enjoy Peace of Mind: Relax and enjoy the comfort of a well-maintained roof.

Our Recent Projects

With years of experience and a commitment to excellence, we're the roofing company you can trust.

Roof Replacement

Residential Asphalt Shingle Roof Replacement in Staten Island, NY

TPO Flat Roof

Brooklyn, NY

TPO Flat Roof Replacement

Newark, NJ

EPDM Roof Install

Brooklyn, NY

Our customers love us (and we think you will too!)

Discover why we're the best roofers in Staten Island through our customer testimonials. Our clients consistently praise our professionalism and the thoroughness of our roofing services.

Protect Your Investment. Schedule a Free Roof Inspection.

We offer competitive pricing, top-quality materials, and expert installation, replacements and repairs.

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